﻿using System;
using System.Collections.Generic;
using System.Text;

namespace 黄燕鸿
{
    public class Class1
    {
        public int A;
        public int B;
        public Class1(int a,int b) {
            this.A = a;
            this.B = b;
        }
        public void Add() {
            Console.WriteLine(this.A+this.B);
        }
        public void Subtract() {
            Console.WriteLine(this.A-this.B);
        }
        public void Multiply() {
            Console.WriteLine(this.B*this.A);
        }
        public void Divide() {
            Console.WriteLine(this.A/this.B);
        }

    }
}
